🔧Chore: 修改消息类和配置文件属性

src/main/java/cn/hezhaohui/rabbitmq/Message.java

@@ -7,5 +7,5 @@ import lombok.Data;
  */
 @Data
 public class Message {
-    private String content;
+    final private String content;
 }

src/main/resources/application.yml

@@ -7,5 +7,5 @@ spring:
     host: localhost
     port: 5672
     username: wonder
-    password: Dn293830
+    password: dn293830
     virtual-host: /template